# 8.4
def make_shirt(size = 'xl',pattern = 'I love python'):
    print(f"I'll make a {size.title()} T-shirt.")
    print(f'It will say,"{pattern}"')

make_shirt()
print("\n")
make_shirt('l')
print("\n")
make_shirt(pattern = 'C++ is the best programming language in the world',
           size = 'm')